{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "ransom", "arguments": ["attack pattern", "victim", "time", "attacker", "damage amount", "payment method", "price", "place"]}], "input": "A second invoice impersonation attack uses the subject ' My current address update ' and claims to contain information from a trusted contact about a change of address , along with details of a new invoice ."}
{"ransom": []}